Finding the Fourth Proportional to 139,245,174.08, 192,163,526.16 and 83,499,670.38

Step by Step Solution

1. Step 1: Write the proportion equation
   139,245,174.08 : 192,163,526.16 = 83,499,670.38 : x
2. Step 2: Convert to fraction form
   139,245,174.08/192,163,526.16 = 83,499,670.38/x
3. Step 3: Cross multiply
   139,245,174.08x = 192,163,526.16 × 83,499,670.38
4. Step 4: Simplify right side
   139,245,174.08x = 16,045,591,093,418,506
5. Step 5: Solve for x
   x = 16,045,591,093,418,506/139,245,174.08
6. Step 6: Final answer
   x = 115,232,654.92