Finding the Fourth Proportional to 1,171,364.59, 1,616,602.37 and 712,510.79

Step by Step Solution

1. Step 1: Write the proportion equation
   1,171,364.59 : 1,616,602.37 = 712,510.79 : x
2. Step 2: Convert to fraction form
   1,171,364.59/1,616,602.37 = 712,510.79/x
3. Step 3: Cross multiply
   1,171,364.59x = 1,616,602.37 × 712,510.79
4. Step 4: Simplify right side
   1,171,364.59x = 1,151,846,631,764.57
5. Step 5: Solve for x
   x = 1,151,846,631,764.57/1,171,364.59
6. Step 6: Final answer
   x = 983,337.42