Finding the Fourth Proportional to 65,074,851.39, 89,806,100.99 and 38,964,378.68

Step by Step Solution

1. Step 1: Write the proportion equation
   65,074,851.39 : 89,806,100.99 = 38,964,378.68 : x
2. Step 2: Convert to fraction form
   65,074,851.39/89,806,100.99 = 38,964,378.68/x
3. Step 3: Cross multiply
   65,074,851.39x = 89,806,100.99 × 38,964,378.68
4. Step 4: Simplify right side
   65,074,851.39x = 3,499,238,926,104,830
5. Step 5: Solve for x
   x = 3,499,238,926,104,830/65,074,851.39
6. Step 6: Final answer
   x = 53,772,522.74