Finding the Fourth Proportional to 83,663,499.90, 115,458,433.47 and 46,495,346.88

Step by Step Solution

1. Step 1: Write the proportion equation
   83,663,499.90 : 115,458,433.47 = 46,495,346.88 : x
2. Step 2: Convert to fraction form
   83,663,499.90/115,458,433.47 = 46,495,346.88/x
3. Step 3: Cross multiply
   83,663,499.90x = 115,458,433.47 × 46,495,346.88
4. Step 4: Simplify right side
   83,663,499.90x = 5,368,279,914,409,052
5. Step 5: Solve for x
   x = 5,368,279,914,409,052/83,663,499.90
6. Step 6: Final answer
   x = 64,165,136.78