Finding the Fourth Proportional to 85,640,518, 118,184,044.71 and 46,482,309.06

Step by Step Solution

1. Step 1: Write the proportion equation
   85,640,518 : 118,184,044.71 = 46,482,309.06 : x
2. Step 2: Convert to fraction form
   85,640,518/118,184,044.71 = 46,482,309.06/x
3. Step 3: Cross multiply
   85,640,518x = 118,184,044.71 × 46,482,309.06
4. Step 4: Simplify right side
   85,640,518x = 5,493,467,292,171,078
5. Step 5: Solve for x
   x = 5,493,467,292,171,078/85,640,518
6. Step 6: Final answer
   x = 64,145,656.99