Finding the Fourth Proportional to 116,514.01, 160,787.80 and 65,526.72

Step by Step Solution

1. Step 1: Write the proportion equation
   116,514.01 : 160,787.80 = 65,526.72 : x
2. Step 2: Convert to fraction form
   116,514.01/160,787.80 = 65,526.72/x
3. Step 3: Cross multiply
   116,514.01x = 160,787.80 × 65,526.72
4. Step 4: Simplify right side
   116,514.01x = 10,535,897,551.99
5. Step 5: Solve for x
   x = 10,535,897,551.99/116,514.01
6. Step 6: Final answer
   x = 90,426.02