Finding the Fourth Proportional to 134,859,096.12, 186,105,546.56 and 72,979,436.37

Step by Step Solution

1. Step 1: Write the proportion equation
   134,859,096.12 : 186,105,546.56 = 72,979,436.37 : x
2. Step 2: Convert to fraction form
   134,859,096.12/186,105,546.56 = 72,979,436.37/x
3. Step 3: Cross multiply
   134,859,096.12x = 186,105,546.56 × 72,979,436.37
4. Step 4: Simplify right side
   134,859,096.12x = 13,581,877,893,279,594
5. Step 5: Solve for x
   x = 13,581,877,893,279,594/134,859,096.12
6. Step 6: Final answer
   x = 100,711,618.90