Finding the Fourth Proportional to 8,118,269.31, 12,160,458.32 and 4,869,503.94

Step by Step Solution

1. Step 1: Write the proportion equation
   8,118,269.31 : 12,160,458.32 = 4,869,503.94 : x
2. Step 2: Convert to fraction form
   8,118,269.31/12,160,458.32 = 4,869,503.94/x
3. Step 3: Cross multiply
   8,118,269.31x = 12,160,458.32 × 4,869,503.94
4. Step 4: Simplify right side
   8,118,269.31x = 59,215,399,677,098.27
5. Step 5: Solve for x
   x = 59,215,399,677,098.27/8,118,269.31
6. Step 6: Final answer
   x = 7,294,091.56