Finding the Fourth Proportional to 35,413,488.45, 48,870,715.28 and 20,531,704.59

Step by Step Solution

1. Step 1: Write the proportion equation
   35,413,488.45 : 48,870,715.28 = 20,531,704.59 : x
2. Step 2: Convert to fraction form
   35,413,488.45/48,870,715.28 = 20,531,704.59/x
3. Step 3: Cross multiply
   35,413,488.45x = 48,870,715.28 × 20,531,704.59
4. Step 4: Simplify right side
   35,413,488.45x = 1,003,399,089,404,465.25
5. Step 5: Solve for x
   x = 1,003,399,089,404,465.25/35,413,488.45
6. Step 6: Final answer
   x = 28,333,811.02