Finding the Fourth Proportional to 3,816,960.72, 5,725,437.42 and 977,068.32

Step by Step Solution

1. Step 1: Write the proportion equation
   3,816,960.72 : 5,725,437.42 = 977,068.32 : x
2. Step 2: Convert to fraction form
   3,816,960.72/5,725,437.42 = 977,068.32/x
3. Step 3: Cross multiply
   3,816,960.72x = 5,725,437.42 × 977,068.32
4. Step 4: Simplify right side
   3,816,960.72x = 5,594,143,521,224.53
5. Step 5: Solve for x
   x = 5,594,143,521,224.53/3,816,960.72
6. Step 6: Final answer
   x = 1,465,601.54