Finding the Third Proportional to 52,906.50 and 72,555.75

Step by Step Solution

1. Step 1: Write the proportion equation
   52,906.50 : 72,555.75 = 72,555.75 : x
2. Step 2: Convert to fraction form
   52,906.50/72,555.75 = 72,555.75/x
3. Step 3: Cross multiply
   52,906.50x = 72,555.75 × 72,555.75
4. Step 4: Simplify right side
   52,906.50x = 5,264,336,858.06
5. Step 5: Solve for x
   x = 5,264,336,858.06/52,906.50
6. Step 6: Final answer
   x = 99,502.65