Finding the Fourth Proportional to 112,934.01, 155,846.12 and 64,532.87

Step by Step Solution

1. Step 1: Write the proportion equation
   112,934.01 : 155,846.12 = 64,532.87 : x
2. Step 2: Convert to fraction form
   112,934.01/155,846.12 = 64,532.87/x
3. Step 3: Cross multiply
   112,934.01x = 155,846.12 × 64,532.87
4. Step 4: Simplify right side
   112,934.01x = 10,057,196,990.67
5. Step 5: Solve for x
   x = 10,057,196,990.67/112,934.01
6. Step 6: Final answer
   x = 89,053.75