Finding the Third Proportional to 25,870.50 and 55,432.13

Step by Step Solution

1. Step 1: Write the proportion equation
   25,870.50 : 55,432.13 = 55,432.13 : x
2. Step 2: Convert to fraction form
   25,870.50/55,432.13 = 55,432.13/x
3. Step 3: Cross multiply
   25,870.50x = 55,432.13 × 55,432.13
4. Step 4: Simplify right side
   25,870.50x = 3,072,720,482.02
5. Step 5: Solve for x
   x = 3,072,720,482.02/25,870.50
6. Step 6: Final answer
   x = 118,773.14