Finding the Fourth Proportional to 3,948,394,991.87, 5,922,592,128.16 and 1,737,604,704.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,948,394,991.87 : 5,922,592,128.16 = 1,737,604,704.72 : x
2. Step 2: Convert to fraction form
   3,948,394,991.87/5,922,592,128.16 = 1,737,604,704.72/x
3. Step 3: Cross multiply
   3,948,394,991.87x = 5,922,592,128.16 × 1,737,604,704.72
4. Step 4: Simplify right side
   3,948,394,991.87x = 10,291,123,946,028,453,888
5. Step 5: Solve for x
   x = 10,291,123,946,028,453,888/3,948,394,991.87
6. Step 6: Final answer
   x = 2,606,406,898.81