Finding the Fourth Proportional to 1,979,096,676.60, 2,731,186,162.20 and 1,087,105,828.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,979,096,676.60 : 2,731,186,162.20 = 1,087,105,828.72 : x
2. Step 2: Convert to fraction form
   1,979,096,676.60/2,731,186,162.20 = 1,087,105,828.72/x
3. Step 3: Cross multiply
   1,979,096,676.60x = 2,731,186,162.20 × 1,087,105,828.72
4. Step 4: Simplify right side
   1,979,096,676.60x = 2,969,088,396,247,027,200
5. Step 5: Solve for x
   x = 2,969,088,396,247,027,200/1,979,096,676.60
6. Step 6: Final answer
   x = 1,500,224,032.18