Finding the Third Proportional to 429,727.50 and 910,681.88

Step by Step Solution

1. Step 1: Write the proportion equation
   429,727.50 : 910,681.88 = 910,681.88 : x
2. Step 2: Convert to fraction form
   429,727.50/910,681.88 = 910,681.88/x
3. Step 3: Cross multiply
   429,727.50x = 910,681.88 × 910,681.88
4. Step 4: Simplify right side
   429,727.50x = 829,341,477,453.52
5. Step 5: Solve for x
   x = 829,341,477,453.52/429,727.50
6. Step 6: Final answer
   x = 1,929,924.14