Finding the Fourth Proportional to 78,095,454.15, 117,060,588.96 and 28,879,684.46

Step by Step Solution

1. Step 1: Write the proportion equation
   78,095,454.15 : 117,060,588.96 = 28,879,684.46 : x
2. Step 2: Convert to fraction form
   78,095,454.15/117,060,588.96 = 28,879,684.46/x
3. Step 3: Cross multiply
   78,095,454.15x = 117,060,588.96 × 28,879,684.46
4. Step 4: Simplify right side
   78,095,454.15x = 3,380,672,871,866,559.50
5. Step 5: Solve for x
   x = 3,380,672,871,866,559.50/78,095,454.15
6. Step 6: Final answer
   x = 43,288,984.09