Finding the Fourth Proportional to 92,834,156.44, 139,273,017.18 and 91,291,796.56

Step by Step Solution

1. Step 1: Write the proportion equation
   92,834,156.44 : 139,273,017.18 = 91,291,796.56 : x
2. Step 2: Convert to fraction form
   92,834,156.44/139,273,017.18 = 91,291,796.56/x
3. Step 3: Cross multiply
   92,834,156.44x = 139,273,017.18 × 91,291,796.56
4. Step 4: Simplify right side
   92,834,156.44x = 12,714,483,950,693,946
5. Step 5: Solve for x
   x = 12,714,483,950,693,946/92,834,156.44
6. Step 6: Final answer
   x = 136,959,115.46