Finding the Fourth Proportional to 146,061,909.12, 201,571,733.12 and 80,871,818.88

Step by Step Solution

1. Step 1: Write the proportion equation
   146,061,909.12 : 201,571,733.12 = 80,871,818.88 : x
2. Step 2: Convert to fraction form
   146,061,909.12/201,571,733.12 = 80,871,818.88/x
3. Step 3: Cross multiply
   146,061,909.12x = 201,571,733.12 × 80,871,818.88
4. Step 4: Simplify right side
   146,061,909.12x = 16,301,472,692,208,336
5. Step 5: Solve for x
   x = 16,301,472,692,208,336/146,061,909.12
6. Step 6: Final answer
   x = 111,606,597.44