Finding the Fourth Proportional to 2,577,128.64, 3,558,216.72 and 1,610,693.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,577,128.64 : 3,558,216.72 = 1,610,693.32 : x
2. Step 2: Convert to fraction form
   2,577,128.64/3,558,216.72 = 1,610,693.32/x
3. Step 3: Cross multiply
   2,577,128.64x = 3,558,216.72 × 1,610,693.32
4. Step 4: Simplify right side
   2,577,128.64x = 5,731,195,902,016.31
5. Step 5: Solve for x
   x = 5,731,195,902,016.31/2,577,128.64
6. Step 6: Final answer
   x = 2,223,868.77