Finding the Fourth Proportional to 112,080.70, 154,666.71 and 61,092.31

Step by Step Solution

1. Step 1: Write the proportion equation
   112,080.70 : 154,666.71 = 61,092.31 : x
2. Step 2: Convert to fraction form
   112,080.70/154,666.71 = 61,092.31/x
3. Step 3: Cross multiply
   112,080.70x = 154,666.71 × 61,092.31
4. Step 4: Simplify right side
   112,080.70x = 9,448,946,726.43
5. Step 5: Solve for x
   x = 9,448,946,726.43/112,080.70
6. Step 6: Final answer
   x = 84,304.85