Finding the Fourth Proportional to 9,898,158,884.10, 14,864,457,014.55 and 5,249,113,016.10

Step by Step Solution

1. Step 1: Write the proportion equation
   9,898,158,884.10 : 14,864,457,014.55 = 5,249,113,016.10 : x
2. Step 2: Convert to fraction form
   9,898,158,884.10/14,864,457,014.55 = 5,249,113,016.10/x
3. Step 3: Cross multiply
   9,898,158,884.10x = 14,864,457,014.55 × 5,249,113,016.10
4. Step 4: Simplify right side
   9,898,158,884.10x = 78,025,214,792,333,361,152
5. Step 5: Solve for x
   x = 78,025,214,792,333,361,152/9,898,158,884.10
6. Step 6: Final answer
   x = 7,882,800,802.25