Finding the Fourth Proportional to 64,123.95, 88,490.57 and 35,445.50

Step by Step Solution

1. Step 1: Write the proportion equation
   64,123.95 : 88,490.57 = 35,445.50 : x
2. Step 2: Convert to fraction form
   64,123.95/88,490.57 = 35,445.50/x
3. Step 3: Cross multiply
   64,123.95x = 88,490.57 × 35,445.50
4. Step 4: Simplify right side
   64,123.95x = 3,136,592,498.94
5. Step 5: Solve for x
   x = 3,136,592,498.94/64,123.95
6. Step 6: Final answer
   x = 48,914.52