Finding the Fourth Proportional to 72,321,436.48, 108,484,404.47 and 34,411,604.82

Step by Step Solution

1. Step 1: Write the proportion equation
   72,321,436.48 : 108,484,404.47 = 34,411,604.82 : x
2. Step 2: Convert to fraction form
   72,321,436.48/108,484,404.47 = 34,411,604.82/x
3. Step 3: Cross multiply
   72,321,436.48x = 108,484,404.47 × 34,411,604.82
4. Step 4: Simplify right side
   72,321,436.48x = 3,733,122,455,754,681.50
5. Step 5: Solve for x
   x = 3,733,122,455,754,681.50/72,321,436.48
6. Step 6: Final answer
   x = 51,618,477.69