Finding the Third Proportional to 8,240,811.75 and 12,123,050.63

Step by Step Solution

1. Step 1: Write the proportion equation
   8,240,811.75 : 12,123,050.63 = 12,123,050.63 : x
2. Step 2: Convert to fraction form
   8,240,811.75/12,123,050.63 = 12,123,050.63/x
3. Step 3: Cross multiply
   8,240,811.75x = 12,123,050.63 × 12,123,050.63
4. Step 4: Simplify right side
   8,240,811.75x = 146,968,356,456,312.88
5. Step 5: Solve for x
   x = 146,968,356,456,312.88/8,240,811.75
6. Step 6: Final answer
   x = 17,834,208.68