Finding the Fourth Proportional to 146,172,434.83, 219,185,695.94 and 47,791,326.49

Step by Step Solution

1. Step 1: Write the proportion equation
   146,172,434.83 : 219,185,695.94 = 47,791,326.49 : x
2. Step 2: Convert to fraction form
   146,172,434.83/219,185,695.94 = 47,791,326.49/x
3. Step 3: Cross multiply
   146,172,434.83x = 219,185,695.94 × 47,791,326.49
4. Step 4: Simplify right side
   146,172,434.83x = 10,475,175,155,819,486
5. Step 5: Solve for x
   x = 10,475,175,155,819,486/146,172,434.83
6. Step 6: Final answer
   x = 71,663,136.54