Finding the Third Proportional to 573,607.50 and 911,032.50

Step by Step Solution

1. Step 1: Write the proportion equation
   573,607.50 : 911,032.50 = 911,032.50 : x
2. Step 2: Convert to fraction form
   573,607.50/911,032.50 = 911,032.50/x
3. Step 3: Cross multiply
   573,607.50x = 911,032.50 × 911,032.50
4. Step 4: Simplify right side
   573,607.50x = 829,980,216,056.25
5. Step 5: Solve for x
   x = 829,980,216,056.25/573,607.50
6. Step 6: Final answer
   x = 1,446,947.98