Finding the Third Proportional to 42,702.75 and 59,210.88

Step by Step Solution

1. Step 1: Write the proportion equation
   42,702.75 : 59,210.88 = 59,210.88 : x
2. Step 2: Convert to fraction form
   42,702.75/59,210.88 = 59,210.88/x
3. Step 3: Cross multiply
   42,702.75x = 59,210.88 × 59,210.88
4. Step 4: Simplify right side
   42,702.75x = 3,505,927,718.27
5. Step 5: Solve for x
   x = 3,505,927,718.27/42,702.75
6. Step 6: Final answer
   x = 82,100.75