Finding the Fourth Proportional to 64,658,470.42, 89,227,424.39 and 35,290,013.50

Step by Step Solution

1. Step 1: Write the proportion equation
   64,658,470.42 : 89,227,424.39 = 35,290,013.50 : x
2. Step 2: Convert to fraction form
   64,658,470.42/89,227,424.39 = 35,290,013.50/x
3. Step 3: Cross multiply
   64,658,470.42x = 89,227,424.39 × 35,290,013.50
4. Step 4: Simplify right side
   64,658,470.42x = 3,148,837,011,426,884.50
5. Step 5: Solve for x
   x = 3,148,837,011,426,884.50/64,658,470.42
6. Step 6: Final answer
   x = 48,699,528.32