Finding the Fourth Proportional to 114,415.76, 157,887.24 and 64,118

Step by Step Solution

1. Step 1: Write the proportion equation
   114,415.76 : 157,887.24 = 64,118 : x
2. Step 2: Convert to fraction form
   114,415.76/157,887.24 = 64,118/x
3. Step 3: Cross multiply
   114,415.76x = 157,887.24 × 64,118
4. Step 4: Simplify right side
   114,415.76x = 10,123,414,054.32
5. Step 5: Solve for x
   x = 10,123,414,054.32/114,415.76
6. Step 6: Final answer
   x = 88,479.19