Finding the Fourth Proportional to 83,657,956.72, 115,429,064.94 and 50,617,384.18

Step by Step Solution

1. Step 1: Write the proportion equation
   83,657,956.72 : 115,429,064.94 = 50,617,384.18 : x
2. Step 2: Convert to fraction form
   83,657,956.72/115,429,064.94 = 50,617,384.18/x
3. Step 3: Cross multiply
   83,657,956.72x = 115,429,064.94 × 50,617,384.18
4. Step 4: Simplify right side
   83,657,956.72x = 5,842,717,325,606,148
5. Step 5: Solve for x
   x = 5,842,717,325,606,148/83,657,956.72
6. Step 6: Final answer
   x = 69,840,545.41