Finding the Fourth Proportional to 23,719,128,171.99, 32,732,459,036.73 and 12,868,198,826.10

Step by Step Solution

1. Step 1: Write the proportion equation
   23,719,128,171.99 : 32,732,459,036.73 = 12,868,198,826.10 : x
2. Step 2: Convert to fraction form
   23,719,128,171.99/32,732,459,036.73 = 12,868,198,826.10/x
3. Step 3: Cross multiply
   23,719,128,171.99x = 32,732,459,036.73 × 12,868,198,826.10
4. Step 4: Simplify right side
   23,719,128,171.99x = 421,207,790,951,744,012,288
5. Step 5: Solve for x
   x = 421,207,790,951,744,012,288/23,719,128,171.99
6. Step 6: Final answer
   x = 17,758,148,102.98