Finding the Third Proportional to 788,598 and 1,123,847.50

Step by Step Solution

1. Step 1: Write the proportion equation
   788,598 : 1,123,847.50 = 1,123,847.50 : x
2. Step 2: Convert to fraction form
   788,598/1,123,847.50 = 1,123,847.50/x
3. Step 3: Cross multiply
   788,598x = 1,123,847.50 × 1,123,847.50
4. Step 4: Simplify right side
   788,598x = 1,263,033,203,256.25
5. Step 5: Solve for x
   x = 1,263,033,203,256.25/788,598
6. Step 6: Final answer
   x = 1,601,618.57