Finding the Third Proportional to 707,878.50 and 1,061,893.50

Step by Step Solution

1. Step 1: Write the proportion equation
   707,878.50 : 1,061,893.50 = 1,061,893.50 : x
2. Step 2: Convert to fraction form
   707,878.50/1,061,893.50 = 1,061,893.50/x
3. Step 3: Cross multiply
   707,878.50x = 1,061,893.50 × 1,061,893.50
4. Step 4: Simplify right side
   707,878.50x = 1,127,617,805,342.25
5. Step 5: Solve for x
   x = 1,127,617,805,342.25/707,878.50
6. Step 6: Final answer
   x = 1,592,953.88