Finding the Fourth Proportional to 83,074,389.60, 124,574,259.60 and 31,939,413.60

Step by Step Solution

1. Step 1: Write the proportion equation
   83,074,389.60 : 124,574,259.60 = 31,939,413.60 : x
2. Step 2: Convert to fraction form
   83,074,389.60/124,574,259.60 = 31,939,413.60/x
3. Step 3: Cross multiply
   83,074,389.60x = 124,574,259.60 × 31,939,413.60
4. Step 4: Simplify right side
   83,074,389.60x = 3,978,828,801,278,170.50
5. Step 5: Solve for x
   x = 3,978,828,801,278,170.50/83,074,389.60
6. Step 6: Final answer
   x = 47,894,770.22