Finding the Fourth Proportional to 114,594, 158,139.72 and 64,291.92

Step by Step Solution

1. Step 1: Write the proportion equation
   114,594 : 158,139.72 = 64,291.92 : x
2. Step 2: Convert to fraction form
   114,594/158,139.72 = 64,291.92/x
3. Step 3: Cross multiply
   114,594x = 158,139.72 × 64,291.92
4. Step 4: Simplify right side
   114,594x = 10,167,106,227.06
5. Step 5: Solve for x
   x = 10,167,106,227.06/114,594
6. Step 6: Final answer
   x = 88,722.85