Finding the Fourth Proportional to 76,924,616.36, 106,155,976.02 and 42,117,309.32

Step by Step Solution

1. Step 1: Write the proportion equation
   76,924,616.36 : 106,155,976.02 = 42,117,309.32 : x
2. Step 2: Convert to fraction form
   76,924,616.36/106,155,976.02 = 42,117,309.32/x
3. Step 3: Cross multiply
   76,924,616.36x = 106,155,976.02 × 42,117,309.32
4. Step 4: Simplify right side
   76,924,616.36x = 4,471,004,078,200,842.50
5. Step 5: Solve for x
   x = 4,471,004,078,200,842.50/76,924,616.36
6. Step 6: Final answer
   x = 58,121,889.84