Finding the Fourth Proportional to 185,869,196.24, 278,757,440.89 and 54,685,368

Step by Step Solution

1. Step 1: Write the proportion equation
   185,869,196.24 : 278,757,440.89 = 54,685,368 : x
2. Step 2: Convert to fraction form
   185,869,196.24/278,757,440.89 = 54,685,368/x
3. Step 3: Cross multiply
   185,869,196.24x = 278,757,440.89 × 54,685,368
4. Step 4: Simplify right side
   185,869,196.24x = 15,243,953,237,671,184
5. Step 5: Solve for x
   x = 15,243,953,237,671,184/185,869,196.24
6. Step 6: Final answer
   x = 82,014,414.15