Finding the Fourth Proportional to 114,561.16, 158,092.48 and 64,259.08

Step by Step Solution

1. Step 1: Write the proportion equation
   114,561.16 : 158,092.48 = 64,259.08 : x
2. Step 2: Convert to fraction form
   114,561.16/158,092.48 = 64,259.08/x
3. Step 3: Cross multiply
   114,561.16x = 158,092.48 × 64,259.08
4. Step 4: Simplify right side
   114,561.16x = 10,158,877,319.72
5. Step 5: Solve for x
   x = 10,158,877,319.72/114,561.16
6. Step 6: Final answer
   x = 88,676.45