Finding the Fourth Proportional to 2,152,259.52, 2,970,252.96 and 1,185,389.64

Step by Step Solution

1. Step 1: Write the proportion equation
   2,152,259.52 : 2,970,252.96 = 1,185,389.64 : x
2. Step 2: Convert to fraction form
   2,152,259.52/2,970,252.96 = 1,185,389.64/x
3. Step 3: Cross multiply
   2,152,259.52x = 2,970,252.96 × 1,185,389.64
4. Step 4: Simplify right side
   2,152,259.52x = 3,520,907,086,963.33
5. Step 5: Solve for x
   x = 3,520,907,086,963.33/2,152,259.52
6. Step 6: Final answer
   x = 1,635,911.96