Finding the Third Proportional to 429,486 and 915,847.50

Step by Step Solution

1. Step 1: Write the proportion equation
   429,486 : 915,847.50 = 915,847.50 : x
2. Step 2: Convert to fraction form
   429,486/915,847.50 = 915,847.50/x
3. Step 3: Cross multiply
   429,486x = 915,847.50 × 915,847.50
4. Step 4: Simplify right side
   429,486x = 838,776,643,256.25
5. Step 5: Solve for x
   x = 838,776,643,256.25/429,486
6. Step 6: Final answer
   x = 1,952,977.85