Finding the Fourth Proportional to 120,077,575.94, 165,707,196.50 and 65,073,432.44

Step by Step Solution

1. Step 1: Write the proportion equation
   120,077,575.94 : 165,707,196.50 = 65,073,432.44 : x
2. Step 2: Convert to fraction form
   120,077,575.94/165,707,196.50 = 65,073,432.44/x
3. Step 3: Cross multiply
   120,077,575.94x = 165,707,196.50 × 65,073,432.44
4. Step 4: Simplify right side
   120,077,575.94x = 10,783,136,056,264,554
5. Step 5: Solve for x
   x = 10,783,136,056,264,554/120,077,575.94
6. Step 6: Final answer
   x = 89,801,413.56