Finding the Fourth Proportional to 102,048,123.79, 140,822,354.82 and 60,245,655.40

Step by Step Solution

1. Step 1: Write the proportion equation
   102,048,123.79 : 140,822,354.82 = 60,245,655.40 : x
2. Step 2: Convert to fraction form
   102,048,123.79/140,822,354.82 = 60,245,655.40/x
3. Step 3: Cross multiply
   102,048,123.79x = 140,822,354.82 × 60,245,655.40
4. Step 4: Simplify right side
   102,048,123.79x = 8,483,935,061,102,248
5. Step 5: Solve for x
   x = 8,483,935,061,102,248/102,048,123.79
6. Step 6: Final answer
   x = 83,136,609.92