Finding the Fourth Proportional to 9,779,064.89, 13,494,433.97 and 5,427,808.88

Step by Step Solution

1. Step 1: Write the proportion equation
   9,779,064.89 : 13,494,433.97 = 5,427,808.88 : x
2. Step 2: Convert to fraction form
   9,779,064.89/13,494,433.97 = 5,427,808.88/x
3. Step 3: Cross multiply
   9,779,064.89x = 13,494,433.97 × 5,427,808.88
4. Step 4: Simplify right side
   9,779,064.89x = 73,245,208,479,037
5. Step 5: Solve for x
   x = 73,245,208,479,037/9,779,064.89
6. Step 6: Final answer
   x = 7,490,001.28