Finding the Fourth Proportional to 165,980,276.24, 248,966,895.72 and 55,323,947.12

Step by Step Solution

1. Step 1: Write the proportion equation
   165,980,276.24 : 248,966,895.72 = 55,323,947.12 : x
2. Step 2: Convert to fraction form
   165,980,276.24/248,966,895.72 = 55,323,947.12/x
3. Step 3: Cross multiply
   165,980,276.24x = 248,966,895.72 × 55,323,947.12
4. Step 4: Simplify right side
   165,980,276.24x = 13,773,831,373,443,834
5. Step 5: Solve for x
   x = 13,773,831,373,443,834/165,980,276.24
6. Step 6: Final answer
   x = 82,984,747.86