Finding the Fourth Proportional to 65,074,848.39, 89,806,096.85 and 38,964,375.68

Step by Step Solution

1. Step 1: Write the proportion equation
   65,074,848.39 : 89,806,096.85 = 38,964,375.68 : x
2. Step 2: Convert to fraction form
   65,074,848.39/89,806,096.85 = 38,964,375.68/x
3. Step 3: Cross multiply
   65,074,848.39x = 89,806,096.85 × 38,964,375.68
4. Step 4: Simplify right side
   65,074,848.39x = 3,499,238,495,374,012
5. Step 5: Solve for x
   x = 3,499,238,495,374,012/65,074,848.39
6. Step 6: Final answer
   x = 53,772,518.60