Finding the Fourth Proportional to 56,916,820.35, 85,327,388.69 and 46,107,314.91

Step by Step Solution

1. Step 1: Write the proportion equation
   56,916,820.35 : 85,327,388.69 = 46,107,314.91 : x
2. Step 2: Convert to fraction form
   56,916,820.35/85,327,388.69 = 46,107,314.91/x
3. Step 3: Cross multiply
   56,916,820.35x = 85,327,388.69 × 46,107,314.91
4. Step 4: Simplify right side
   56,916,820.35x = 3,934,216,780,547,265.50
5. Step 5: Solve for x
   x = 3,934,216,780,547,265.50/56,916,820.35
6. Step 6: Final answer
   x = 69,122,216.53