Finding the Fourth Proportional to 443,335,667.94, 611,776,927.32 and 245,085,339.84

Step by Step Solution

1. Step 1: Write the proportion equation
   443,335,667.94 : 611,776,927.32 = 245,085,339.84 : x
2. Step 2: Convert to fraction form
   443,335,667.94/611,776,927.32 = 245,085,339.84/x
3. Step 3: Cross multiply
   443,335,667.94x = 611,776,927.32 × 245,085,339.84
4. Step 4: Simplify right side
   443,335,667.94x = 149,937,556,138,493,184
5. Step 5: Solve for x
   x = 149,937,556,138,493,184/443,335,667.94
6. Step 6: Final answer
   x = 338,203,232.86