Finding the Fourth Proportional to 78,156,991.14, 107,786,081.61 and 48,791,030.82

Step by Step Solution

1. Step 1: Write the proportion equation
   78,156,991.14 : 107,786,081.61 = 48,791,030.82 : x
2. Step 2: Convert to fraction form
   78,156,991.14/107,786,081.61 = 48,791,030.82/x
3. Step 3: Cross multiply
   78,156,991.14x = 107,786,081.61 × 48,791,030.82
4. Step 4: Simplify right side
   78,156,991.14x = 5,258,994,029,800,545
5. Step 5: Solve for x
   x = 5,258,994,029,800,545/78,156,991.14
6. Step 6: Final answer
   x = 67,287,570.22