Finding the Fourth Proportional to 2,152,158.98, 2,970,113.65 and 1,185,289.02

Step by Step Solution

1. Step 1: Write the proportion equation
   2,152,158.98 : 2,970,113.65 = 1,185,289.02 : x
2. Step 2: Convert to fraction form
   2,152,158.98/2,970,113.65 = 1,185,289.02/x
3. Step 3: Cross multiply
   2,152,158.98x = 2,970,113.65 × 1,185,289.02
4. Step 4: Simplify right side
   2,152,158.98x = 3,520,443,097,497.12
5. Step 5: Solve for x
   x = 3,520,443,097,497.12/2,152,158.98
6. Step 6: Final answer
   x = 1,635,772.79