Finding the Fourth Proportional to 120,267,915.48, 165,969,723.33 and 65,263,771.98

Step by Step Solution

1. Step 1: Write the proportion equation
   120,267,915.48 : 165,969,723.33 = 65,263,771.98 : x
2. Step 2: Convert to fraction form
   120,267,915.48/165,969,723.33 = 65,263,771.98/x
3. Step 3: Cross multiply
   120,267,915.48x = 165,969,723.33 × 65,263,771.98
4. Step 4: Simplify right side
   120,267,915.48x = 10,831,810,178,992,806
5. Step 5: Solve for x
   x = 10,831,810,178,992,806/120,267,915.48
6. Step 6: Final answer
   x = 90,064,005.31