Finding the Third Proportional to 42,948.75 and 61,858.13

Step by Step Solution

1. Step 1: Write the proportion equation
   42,948.75 : 61,858.13 = 61,858.13 : x
2. Step 2: Convert to fraction form
   42,948.75/61,858.13 = 61,858.13/x
3. Step 3: Cross multiply
   42,948.75x = 61,858.13 × 61,858.13
4. Step 4: Simplify right side
   42,948.75x = 3,826,427,628.52
5. Step 5: Solve for x
   x = 3,826,427,628.52/42,948.75
6. Step 6: Final answer
   x = 89,092.88