Finding the Fourth Proportional to 458,985,061.51, 633,401,529.86 and 260,757,433.58

Step by Step Solution

1. Step 1: Write the proportion equation
   458,985,061.51 : 633,401,529.86 = 260,757,433.58 : x
2. Step 2: Convert to fraction form
   458,985,061.51/633,401,529.86 = 260,757,433.58/x
3. Step 3: Cross multiply
   458,985,061.51x = 633,401,529.86 × 260,757,433.58
4. Step 4: Simplify right side
   458,985,061.51x = 165,164,157,349,424,192
5. Step 5: Solve for x
   x = 165,164,157,349,424,192/458,985,061.51
6. Step 6: Final answer
   x = 359,846,476.94