Finding the Fourth Proportional to 4,935,956.10, 7,398,404.55 and 2,807,060.10

Step by Step Solution

1. Step 1: Write the proportion equation
   4,935,956.10 : 7,398,404.55 = 2,807,060.10 : x
2. Step 2: Convert to fraction form
   4,935,956.10/7,398,404.55 = 2,807,060.10/x
3. Step 3: Cross multiply
   4,935,956.10x = 7,398,404.55 × 2,807,060.10
4. Step 4: Simplify right side
   4,935,956.10x = 20,767,766,215,963.46
5. Step 5: Solve for x
   x = 20,767,766,215,963.46/4,935,956.10
6. Step 6: Final answer
   x = 4,207,445.49