Finding the Fourth Proportional to 31,055,145.90, 42,857,412.78 and 17,304,106.38

Step by Step Solution

1. Step 1: Write the proportion equation
   31,055,145.90 : 42,857,412.78 = 17,304,106.38 : x
2. Step 2: Convert to fraction form
   31,055,145.90/42,857,412.78 = 17,304,106.38/x
3. Step 3: Cross multiply
   31,055,145.90x = 42,857,412.78 × 17,304,106.38
4. Step 4: Simplify right side
   31,055,145.90x = 741,609,229,916,691.50
5. Step 5: Solve for x
   x = 741,609,229,916,691.50/31,055,145.90
6. Step 6: Final answer
   x = 23,880,397.55