Finding the Third Proportional to 688,045.50 and 1,050,042

Step by Step Solution

1. Step 1: Write the proportion equation
   688,045.50 : 1,050,042 = 1,050,042 : x
2. Step 2: Convert to fraction form
   688,045.50/1,050,042 = 1,050,042/x
3. Step 3: Cross multiply
   688,045.50x = 1,050,042 × 1,050,042
4. Step 4: Simplify right side
   688,045.50x = 1,102,588,201,764
5. Step 5: Solve for x
   x = 1,102,588,201,764/688,045.50
6. Step 6: Final answer
   x = 1,602,493.15