Finding the Third Proportional to 830,520.75 and 1,281,196.50

Step by Step Solution

1. Step 1: Write the proportion equation
   830,520.75 : 1,281,196.50 = 1,281,196.50 : x
2. Step 2: Convert to fraction form
   830,520.75/1,281,196.50 = 1,281,196.50/x
3. Step 3: Cross multiply
   830,520.75x = 1,281,196.50 × 1,281,196.50
4. Step 4: Simplify right side
   830,520.75x = 1,641,464,471,612.25
5. Step 5: Solve for x
   x = 1,641,464,471,612.25/830,520.75
6. Step 6: Final answer
   x = 1,976,428.01