Finding the Fourth Proportional to 9,297,385.88, 12,828,009.69 and 5,427,683.37

Step by Step Solution

1. Step 1: Write the proportion equation
   9,297,385.88 : 12,828,009.69 = 5,427,683.37 : x
2. Step 2: Convert to fraction form
   9,297,385.88/12,828,009.69 = 5,427,683.37/x
3. Step 3: Cross multiply
   9,297,385.88x = 12,828,009.69 × 5,427,683.37
4. Step 4: Simplify right side
   9,297,385.88x = 69,626,374,864,611.85
5. Step 5: Solve for x
   x = 69,626,374,864,611.85/9,297,385.88
6. Step 6: Final answer
   x = 7,488,812.00