Finding the Fourth Proportional to 117,152.35, 161,671.01 and 63,437.37

Step by Step Solution

1. Step 1: Write the proportion equation
   117,152.35 : 161,671.01 = 63,437.37 : x
2. Step 2: Convert to fraction form
   117,152.35/161,671.01 = 63,437.37/x
3. Step 3: Cross multiply
   117,152.35x = 161,671.01 × 63,437.37
4. Step 4: Simplify right side
   117,152.35x = 10,255,984,087.17
5. Step 5: Solve for x
   x = 10,255,984,087.17/117,152.35
6. Step 6: Final answer
   x = 87,543.99