Finding the Fourth Proportional to 67,072,892.03, 92,546,908.72 and 39,190,209.45

Step by Step Solution

1. Step 1: Write the proportion equation
   67,072,892.03 : 92,546,908.72 = 39,190,209.45 : x
2. Step 2: Convert to fraction form
   67,072,892.03/92,546,908.72 = 39,190,209.45/x
3. Step 3: Cross multiply
   67,072,892.03x = 92,546,908.72 × 39,190,209.45
4. Step 4: Simplify right side
   67,072,892.03x = 3,626,932,736,686,831.50
5. Step 5: Solve for x
   x = 3,626,932,736,686,831.50/67,072,892.03
6. Step 6: Final answer
   x = 54,074,494.58