Finding the Third Proportional to 749,347.50 and 1,112,437.50

Step by Step Solution

1. Step 1: Write the proportion equation
   749,347.50 : 1,112,437.50 = 1,112,437.50 : x
2. Step 2: Convert to fraction form
   749,347.50/1,112,437.50 = 1,112,437.50/x
3. Step 3: Cross multiply
   749,347.50x = 1,112,437.50 × 1,112,437.50
4. Step 4: Simplify right side
   749,347.50x = 1,237,517,191,406.25
5. Step 5: Solve for x
   x = 1,237,517,191,406.25/749,347.50
6. Step 6: Final answer
   x = 1,651,459.69