Finding the Fourth Proportional to 70,041,663.98, 105,103,436.73 and 50,591,710.70

Step by Step Solution

1. Step 1: Write the proportion equation
   70,041,663.98 : 105,103,436.73 = 50,591,710.70 : x
2. Step 2: Convert to fraction form
   70,041,663.98/105,103,436.73 = 50,591,710.70/x
3. Step 3: Cross multiply
   70,041,663.98x = 105,103,436.73 × 50,591,710.70
4. Step 4: Simplify right side
   70,041,663.98x = 5,317,362,664,619,915
5. Step 5: Solve for x
   x = 5,317,362,664,619,915/70,041,663.98
6. Step 6: Final answer
   x = 75,917,137.92