Finding the Fourth Proportional to 64,602.58, 89,158.94 and 35,925.10

Step by Step Solution

1. Step 1: Write the proportion equation
   64,602.58 : 89,158.94 = 35,925.10 : x
2. Step 2: Convert to fraction form
   64,602.58/89,158.94 = 35,925.10/x
3. Step 3: Cross multiply
   64,602.58x = 89,158.94 × 35,925.10
4. Step 4: Simplify right side
   64,602.58x = 3,203,043,835.39
5. Step 5: Solve for x
   x = 3,203,043,835.39/64,602.58
6. Step 6: Final answer
   x = 49,580.74