Finding the Fourth Proportional to 23,087,688,457.34, 31,862,322,955.72 and 12,926,327,427.74

Step by Step Solution

1. Step 1: Write the proportion equation
   23,087,688,457.34 : 31,862,322,955.72 = 12,926,327,427.74 : x
2. Step 2: Convert to fraction form
   23,087,688,457.34/31,862,322,955.72 = 12,926,327,427.74/x
3. Step 3: Cross multiply
   23,087,688,457.34x = 31,862,322,955.72 × 12,926,327,427.74
4. Step 4: Simplify right side
   23,087,688,457.34x = 411,862,819,134,128,848,896
5. Step 5: Solve for x
   x = 411,862,819,134,128,848,896/23,087,688,457.34
6. Step 6: Final answer
   x = 17,839,066,907.68