Finding the Fourth Proportional to 117,754.68, 162,499.93 and 64,038.55

Step by Step Solution

1. Step 1: Write the proportion equation
   117,754.68 : 162,499.93 = 64,038.55 : x
2. Step 2: Convert to fraction form
   117,754.68/162,499.93 = 64,038.55/x
3. Step 3: Cross multiply
   117,754.68x = 162,499.93 × 64,038.55
4. Step 4: Simplify right side
   117,754.68x = 10,406,259,892.30
5. Step 5: Solve for x
   x = 10,406,259,892.30/117,754.68
6. Step 6: Final answer
   x = 88,372.37