Finding the Fourth Proportional to 2,520,345.76, 3,779,381.40 and 722,816.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,520,345.76 : 3,779,381.40 = 722,816.56 : x
2. Step 2: Convert to fraction form
   2,520,345.76/3,779,381.40 = 722,816.56/x
3. Step 3: Cross multiply
   2,520,345.76x = 3,779,381.40 × 722,816.56
4. Step 4: Simplify right side
   2,520,345.76x = 2,731,799,462,475.98
5. Step 5: Solve for x
   x = 2,731,799,462,475.98/2,520,345.76
6. Step 6: Final answer
   x = 1,083,898.69