Finding the Fourth Proportional to 771,428,058.18, 1,064,584,746.72 and 436,970,026.50

Step by Step Solution

1. Step 1: Write the proportion equation
   771,428,058.18 : 1,064,584,746.72 = 436,970,026.50 : x
2. Step 2: Convert to fraction form
   771,428,058.18/1,064,584,746.72 = 436,970,026.50/x
3. Step 3: Cross multiply
   771,428,058.18x = 1,064,584,746.72 × 436,970,026.50
4. Step 4: Simplify right side
   771,428,058.18x = 465,191,624,985,734,208
5. Step 5: Solve for x
   x = 465,191,624,985,734,208/771,428,058.18
6. Step 6: Final answer
   x = 603,026,581.74