Finding the Fourth Proportional to 91,323.83, 126,065.69 and 55,525.28

Step by Step Solution

1. Step 1: Write the proportion equation
   91,323.83 : 126,065.69 = 55,525.28 : x
2. Step 2: Convert to fraction form
   91,323.83/126,065.69 = 55,525.28/x
3. Step 3: Cross multiply
   91,323.83x = 126,065.69 × 55,525.28
4. Step 4: Simplify right side
   91,323.83x = 6,999,831,827.69
5. Step 5: Solve for x
   x = 6,999,831,827.69/91,323.83
6. Step 6: Final answer
   x = 76,648.47