Finding the Fourth Proportional to 67,546,588.15, 93,260,049.20 and 42,788,745.37

Step by Step Solution

1. Step 1: Write the proportion equation
   67,546,588.15 : 93,260,049.20 = 42,788,745.37 : x
2. Step 2: Convert to fraction form
   67,546,588.15/93,260,049.20 = 42,788,745.37/x
3. Step 3: Cross multiply
   67,546,588.15x = 93,260,049.20 × 42,788,745.37
4. Step 4: Simplify right side
   67,546,588.15x = 3,990,480,498,412,472
5. Step 5: Solve for x
   x = 3,990,480,498,412,472/67,546,588.15
6. Step 6: Final answer
   x = 59,077,454.65