Finding the Third Proportional to 17,432,478 and 38,003,782.50

Step by Step Solution

1. Step 1: Write the proportion equation
   17,432,478 : 38,003,782.50 = 38,003,782.50 : x
2. Step 2: Convert to fraction form
   17,432,478/38,003,782.50 = 38,003,782.50/x
3. Step 3: Cross multiply
   17,432,478x = 38,003,782.50 × 38,003,782.50
4. Step 4: Simplify right side
   17,432,478x = 1,444,287,484,307,306.25
5. Step 5: Solve for x
   x = 1,444,287,484,307,306.25/17,432,478
6. Step 6: Final answer
   x = 82,850,383.31