Finding the Third Proportional to 12,440,038.50 and 19,472,233.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,440,038.50 : 19,472,233.50 = 19,472,233.50 : x
2. Step 2: Convert to fraction form
   12,440,038.50/19,472,233.50 = 19,472,233.50/x
3. Step 3: Cross multiply
   12,440,038.50x = 19,472,233.50 × 19,472,233.50
4. Step 4: Simplify right side
   12,440,038.50x = 379,167,877,478,522.25
5. Step 5: Solve for x
   x = 379,167,877,478,522.25/12,440,038.50
6. Step 6: Final answer
   x = 30,479,638.59