Finding the Fourth Proportional to 137,354.71, 206,967.98 and 112,941.63

Step by Step Solution

1. Step 1: Write the proportion equation
   137,354.71 : 206,967.98 = 112,941.63 : x
2. Step 2: Convert to fraction form
   137,354.71/206,967.98 = 112,941.63/x
3. Step 3: Cross multiply
   137,354.71x = 206,967.98 × 112,941.63
4. Step 4: Simplify right side
   137,354.71x = 23,375,301,019.01
5. Step 5: Solve for x
   x = 23,375,301,019.01/137,354.71
6. Step 6: Final answer
   x = 170,182.01