Finding the Fourth Proportional to 4,074,522,918.96, 6,111,776,749.91 and 1,276,705,648.50

Step by Step Solution

1. Step 1: Write the proportion equation
   4,074,522,918.96 : 6,111,776,749.91 = 1,276,705,648.50 : x
2. Step 2: Convert to fraction form
   4,074,522,918.96/6,111,776,749.91 = 1,276,705,648.50/x
3. Step 3: Cross multiply
   4,074,522,918.96x = 6,111,776,749.91 × 1,276,705,648.50
4. Step 4: Simplify right side
   4,074,522,918.96x = 7,802,939,898,981,068,800
5. Step 5: Solve for x
   x = 7,802,939,898,981,068,800/4,074,522,918.96
6. Step 6: Final answer
   x = 1,915,056,082.44