Finding the Third Proportional to 28,617.47 and 42,098.06

Step by Step Solution

1. Step 1: Write the proportion equation
   28,617.47 : 42,098.06 = 42,098.06 : x
2. Step 2: Convert to fraction form
   28,617.47/42,098.06 = 42,098.06/x
3. Step 3: Cross multiply
   28,617.47x = 42,098.06 × 42,098.06
4. Step 4: Simplify right side
   28,617.47x = 1,772,246,866.25
5. Step 5: Solve for x
   x = 1,772,246,866.25/28,617.47
6. Step 6: Final answer
   x = 61,928.85