Finding the Fourth Proportional to 111,758,732.52, 167,638,145.28 and 50,276,077.20

Step by Step Solution

1. Step 1: Write the proportion equation
   111,758,732.52 : 167,638,145.28 = 50,276,077.20 : x
2. Step 2: Convert to fraction form
   111,758,732.52/167,638,145.28 = 50,276,077.20/x
3. Step 3: Cross multiply
   111,758,732.52x = 167,638,145.28 × 50,276,077.20
4. Step 4: Simplify right side
   111,758,732.52x = 8,428,188,333,762,096
5. Step 5: Solve for x
   x = 8,428,188,333,762,096/111,758,732.52
6. Step 6: Final answer
   x = 75,414,136.72