Finding the Fourth Proportional to 78,009,545.93, 107,601,337.81 and 50,167,456.63

Step by Step Solution

1. Step 1: Write the proportion equation
   78,009,545.93 : 107,601,337.81 = 50,167,456.63 : x
2. Step 2: Convert to fraction form
   78,009,545.93/107,601,337.81 = 50,167,456.63/x
3. Step 3: Cross multiply
   78,009,545.93x = 107,601,337.81 × 50,167,456.63
4. Step 4: Simplify right side
   78,009,545.93x = 5,398,085,447,913,155
5. Step 5: Solve for x
   x = 5,398,085,447,913,155/78,009,545.93
6. Step 6: Final answer
   x = 69,197,755.02