Finding the Fourth Proportional to 105,689,158.02, 158,481,870.50 and 43,429,193.48

Step by Step Solution

1. Step 1: Write the proportion equation
   105,689,158.02 : 158,481,870.50 = 43,429,193.48 : x
2. Step 2: Convert to fraction form
   105,689,158.02/158,481,870.50 = 43,429,193.48/x
3. Step 3: Cross multiply
   105,689,158.02x = 158,481,870.50 × 43,429,193.48
4. Step 4: Simplify right side
   105,689,158.02x = 6,882,739,816,007,249
5. Step 5: Solve for x
   x = 6,882,739,816,007,249/105,689,158.02
6. Step 6: Final answer
   x = 65,122,477.51