Finding the Fourth Proportional to 2,156,131.95, 3,233,498.23 and 716,428.73

Step by Step Solution

1. Step 1: Write the proportion equation
   2,156,131.95 : 3,233,498.23 = 716,428.73 : x
2. Step 2: Convert to fraction form
   2,156,131.95/3,233,498.23 = 716,428.73/x
3. Step 3: Cross multiply
   2,156,131.95x = 3,233,498.23 × 716,428.73
4. Step 4: Simplify right side
   2,156,131.95x = 2,316,571,026,794.00
5. Step 5: Solve for x
   x = 2,316,571,026,794.00/2,156,131.95
6. Step 6: Final answer
   x = 1,074,410.60