Finding the Fourth Proportional to 165,949,358.85, 248,865,603.69 and 55,254,968.04

Step by Step Solution

1. Step 1: Write the proportion equation
   165,949,358.85 : 248,865,603.69 = 55,254,968.04 : x
2. Step 2: Convert to fraction form
   165,949,358.85/248,865,603.69 = 55,254,968.04/x
3. Step 3: Cross multiply
   165,949,358.85x = 248,865,603.69 × 55,254,968.04
4. Step 4: Simplify right side
   165,949,358.85x = 13,751,060,978,146,256
5. Step 5: Solve for x
   x = 13,751,060,978,146,256/165,949,358.85
6. Step 6: Final answer
   x = 82,862,995.52