Finding the Fourth Proportional to 31,154,083.31, 42,992,528.61 and 17,215,050.15

Step by Step Solution

1. Step 1: Write the proportion equation
   31,154,083.31 : 42,992,528.61 = 17,215,050.15 : x
2. Step 2: Convert to fraction form
   31,154,083.31/42,992,528.61 = 17,215,050.15/x
3. Step 3: Cross multiply
   31,154,083.31x = 42,992,528.61 × 17,215,050.15
4. Step 4: Simplify right side
   31,154,083.31x = 740,118,536,096,459.75
5. Step 5: Solve for x
   x = 740,118,536,096,459.75/31,154,083.31
6. Step 6: Final answer
   x = 23,756,710.44