Finding the Fourth Proportional to 3,429,782.64, 5,144,875.92 and 1,155,116.88

Step by Step Solution

1. Step 1: Write the proportion equation
   3,429,782.64 : 5,144,875.92 = 1,155,116.88 : x
2. Step 2: Convert to fraction form
   3,429,782.64/5,144,875.92 = 1,155,116.88/x
3. Step 3: Cross multiply
   3,429,782.64x = 5,144,875.92 × 1,155,116.88
4. Step 4: Simplify right side
   3,429,782.64x = 5,942,933,020,697.53
5. Step 5: Solve for x
   x = 5,942,933,020,697.53/3,429,782.64
6. Step 6: Final answer
   x = 1,732,743.34