Finding the Third Proportional to 2,604,218 and 5,712,680.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,604,218 : 5,712,680.50 = 5,712,680.50 : x
2. Step 2: Convert to fraction form
   2,604,218/5,712,680.50 = 5,712,680.50/x
3. Step 3: Cross multiply
   2,604,218x = 5,712,680.50 × 5,712,680.50
4. Step 4: Simplify right side
   2,604,218x = 32,634,718,495,080.25
5. Step 5: Solve for x
   x = 32,634,718,495,080.25/2,604,218
6. Step 6: Final answer
   x = 12,531,484.88