Finding the Fourth Proportional to 359,620,462.39, 496,276,238.73 and 194,608,031.89

Step by Step Solution

1. Step 1: Write the proportion equation
   359,620,462.39 : 496,276,238.73 = 194,608,031.89 : x
2. Step 2: Convert to fraction form
   359,620,462.39/496,276,238.73 = 194,608,031.89/x
3. Step 3: Cross multiply
   359,620,462.39x = 496,276,238.73 × 194,608,031.89
4. Step 4: Simplify right side
   359,620,462.39x = 96,579,342,093,017,088
5. Step 5: Solve for x
   x = 96,579,342,093,017,088/359,620,462.39
6. Step 6: Final answer
   x = 268,559,084.35