Finding the Fourth Proportional to 116,012.50, 160,174.47 and 89,107

Step by Step Solution

1. Step 1: Write the proportion equation
   116,012.50 : 160,174.47 = 89,107 : x
2. Step 2: Convert to fraction form
   116,012.50/160,174.47 = 89,107/x
3. Step 3: Cross multiply
   116,012.50x = 160,174.47 × 89,107
4. Step 4: Simplify right side
   116,012.50x = 14,272,666,498.29
5. Step 5: Solve for x
   x = 14,272,666,498.29/116,012.50
6. Step 6: Final answer
   x = 123,026.97