Finding the Fourth Proportional to 19,516,126.16, 29,275,880.52 and 5,139,079.76

Step by Step Solution

1. Step 1: Write the proportion equation
   19,516,126.16 : 29,275,880.52 = 5,139,079.76 : x
2. Step 2: Convert to fraction form
   19,516,126.16/29,275,880.52 = 5,139,079.76/x
3. Step 3: Cross multiply
   19,516,126.16x = 29,275,880.52 × 5,139,079.76
4. Step 4: Simplify right side
   19,516,126.16x = 150,451,085,036,510.28
5. Step 5: Solve for x
   x = 150,451,085,036,510.28/19,516,126.16
6. Step 6: Final answer
   x = 7,709,065.00