Finding the Third Proportional to 28,785.94 and 63,130.50

Step by Step Solution

1. Step 1: Write the proportion equation
   28,785.94 : 63,130.50 = 63,130.50 : x
2. Step 2: Convert to fraction form
   28,785.94/63,130.50 = 63,130.50/x
3. Step 3: Cross multiply
   28,785.94x = 63,130.50 × 63,130.50
4. Step 4: Simplify right side
   28,785.94x = 3,985,460,030.25
5. Step 5: Solve for x
   x = 3,985,460,030.25/28,785.94
6. Step 6: Final answer
   x = 138,451.63