Finding the Third Proportional to 32,005,314 and 69,128,032.50

Step by Step Solution

1. Step 1: Write the proportion equation
   32,005,314 : 69,128,032.50 = 69,128,032.50 : x
2. Step 2: Convert to fraction form
   32,005,314/69,128,032.50 = 69,128,032.50/x
3. Step 3: Cross multiply
   32,005,314x = 69,128,032.50 × 69,128,032.50
4. Step 4: Simplify right side
   32,005,314x = 4,778,684,877,321,056
5. Step 5: Solve for x
   x = 4,778,684,877,321,056/32,005,314
6. Step 6: Final answer
   x = 149,309,107.77