Finding the Fourth Proportional to 31,066,747, 42,872,307.42 and 17,316,580.12

Step by Step Solution

1. Step 1: Write the proportion equation
   31,066,747 : 42,872,307.42 = 17,316,580.12 : x
2. Step 2: Convert to fraction form
   31,066,747/42,872,307.42 = 17,316,580.12/x
3. Step 3: Cross multiply
   31,066,747x = 42,872,307.42 × 17,316,580.12
4. Step 4: Simplify right side
   31,066,747x = 742,401,746,367,700.62
5. Step 5: Solve for x
   x = 742,401,746,367,700.62/31,066,747
6. Step 6: Final answer
   x = 23,896,990.13