Finding the Fourth Proportional to 131,802,768.32, 181,886,858.79 and 72,263,082.43

Step by Step Solution

1. Step 1: Write the proportion equation
   131,802,768.32 : 181,886,858.79 = 72,263,082.43 : x
2. Step 2: Convert to fraction form
   131,802,768.32/181,886,858.79 = 72,263,082.43/x
3. Step 3: Cross multiply
   131,802,768.32x = 181,886,858.79 × 72,263,082.43
4. Step 4: Simplify right side
   131,802,768.32x = 13,143,705,068,766,104
5. Step 5: Solve for x
   x = 13,143,705,068,766,104/131,802,768.32
6. Step 6: Final answer
   x = 99,722,526.59