Finding the Fourth Proportional to 101,182.88, 151,692.24 and 90,111.08

Step by Step Solution

1. Step 1: Write the proportion equation
   101,182.88 : 151,692.24 = 90,111.08 : x
2. Step 2: Convert to fraction form
   101,182.88/151,692.24 = 90,111.08/x
3. Step 3: Cross multiply
   101,182.88x = 151,692.24 × 90,111.08
4. Step 4: Simplify right side
   101,182.88x = 13,669,151,574.02
5. Step 5: Solve for x
   x = 13,669,151,574.02/101,182.88
6. Step 6: Final answer
   x = 135,093.52